$ git clone -n https://src.fedoraproject.org/rpms/gdlmm.git /var/lib/mock/f42-build-3346755-45002/root/chroot_tmpdir/scmroot/gdlmm
Cloning into '/var/lib/mock/f42-build-3346755-45002/root/chroot_tmpdir/scmroot/gdlmm'...
$ git fetch origin 204753dd39762210518101a00a61776e11417ed1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gdlmm
 * [new ref]         204753dd39762210518101a00a61776e11417ed1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 204753d Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild