$ git clone -n https://src.fedoraproject.org/rpms/dvdisaster.git /var/lib/mock/f45-build-7849-370/root/chroot_tmpdir/scmroot/dvdisaster
Cloning into '/var/lib/mock/f45-build-7849-370/root/chroot_tmpdir/scmroot/dvdisaster'...
$ git fetch origin ace35bc5d4cdd2fa1880f1f6214891b4e89a795d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dvdisaster
 * [new ref]         ace35bc5d4cdd2fa1880f1f6214891b4e89a795d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ace35bc Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild