$ git clone -n https://src.fedoraproject.org/rpms/scotch.git /var/lib/mock/f39-build-1503693-34981/root/chroot_tmpdir/scmroot/scotch
Cloning into '/var/lib/mock/f39-build-1503693-34981/root/chroot_tmpdir/scmroot/scotch'...
$ git fetch origin 417040ce92eacff94dd258f22cce325a81ac0045:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/scotch
 * [new ref]         417040ce92eacff94dd258f22cce325a81ac0045 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 417040c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild