$ git clone -n https://src.fedoraproject.org/rpms/gavl.git /var/lib/mock/f45-build-9628-406/root/chroot_tmpdir/scmroot/gavl
Cloning into '/var/lib/mock/f45-build-9628-406/root/chroot_tmpdir/scmroot/gavl'...
$ git fetch origin 4e07f59ac5f6690e02a9ed4e247333ff3e85ba49:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gavl
 * [new ref]         4e07f59ac5f6690e02a9ed4e247333ff3e85ba49 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4e07f59 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild