$ git clone -n https://src.fedoraproject.org/rpms/python-colcon-bash.git /var/lib/mock/f45-build-29969-642/root/chroot_tmpdir/scmroot/python-colcon-bash
Cloning into '/var/lib/mock/f45-build-29969-642/root/chroot_tmpdir/scmroot/python-colcon-bash'...
$ git fetch origin 5834a4a486d1f6b630b92713b08ab02a8dc33845:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-colcon-bash
 * [new ref]         5834a4a486d1f6b630b92713b08ab02a8dc33845 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5834a4a Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild