# Pastebin BT7U7n5I
root@ctl1:/openstack/venvs/ironic-21.0.0.0rc3.dev24# ls -l
total 32
drwxr-xr-x 3 root root 4096 Aug 18 12:08 bin
-rw-r--r-- 1 root root  196 Aug 18 12:07 constraints.txt
drwxr-xr-x 4 root root 4096 Aug 18 12:08 etc
-rw-r--r-- 1 root root   45 Aug 18 12:07 global-constraints.txt
drwxr-xr-x 4 root root 4096 Aug 18 12:08 include
drwxr-xr-x 3 root root 4096 Aug 18 12:07 lib
-rw-r--r-- 1 root root  277 Aug 18 12:07 requirements.txt
drwxr-xr-x 4 root root 4096 Aug 18 12:08 share
(ironic-21.0.0.0rc3.dev24) root@ctl1:/openstack/venvs/ironic-21.0.0.0rc3.dev24# cat constraints.txt 
git+https://opendev.org/openstack/ironic@85a3f6d5c474ffbf70cf0839f6dbea44c8018605#egg=ironic
--constraint https://releases.openstack.org/constraints/upper/e770c44a9f83ff4a1d06366cb563c5907a8b21a0
(ironic-21.0.0.0rc3.dev24) root@ctl1:/openstack/venvs/ironic-21.0.0.0rc3.dev24# pip freeze | grep ironic
ironic @ git+https://opendev.org/openstack/ironic@85a3f6d5c474ffbf70cf0839f6dbea44c8018605
ironic-inspector==10.3.0
ironic-lib==4.2.1
python-ironic-inspector-client==4.1.0
python-ironicclient==4.1.0