$ git clone -n https://src.fedoraproject.org/rpms/git-cinnabar.git /var/lib/mock/f40-build-757462-119369/root/chroot_tmpdir/scmroot/git-cinnabar
Cloning into '/var/lib/mock/f40-build-757462-119369/root/chroot_tmpdir/scmroot/git-cinnabar'...
$ git fetch origin 4d580d1ed6707237d8cdfdf9cb7c057edfac8fc1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/git-cinnabar
 * [new ref]         4d580d1ed6707237d8cdfdf9cb7c057edfac8fc1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4d580d1 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild