$ git clone -n https://src.fedoraproject.org/rpms/scdoc.git /var/lib/mock/f40-build-2041204-48418/root/chroot_tmpdir/scmroot/scdoc
Cloning into '/var/lib/mock/f40-build-2041204-48418/root/chroot_tmpdir/scmroot/scdoc'...
$ git fetch origin b948e17b2f8f71e581da6f737ef1b893ff2614d2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/scdoc
 * [new ref]         b948e17b2f8f71e581da6f737ef1b893ff2614d2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b948e17 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild