$ git clone -n https://src.fedoraproject.org/rpms/libcrystalhd.git /var/lib/mock/f40-build-785868-134131/root/chroot_tmpdir/scmroot/libcrystalhd
Cloning into '/var/lib/mock/f40-build-785868-134131/root/chroot_tmpdir/scmroot/libcrystalhd'...
$ git fetch origin cc0fc2abfb645947c79263544249acec15d5a196:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libcrystalhd
 * [new ref]         cc0fc2abfb645947c79263544249acec15d5a196 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cc0fc2a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild