$ git clone -n https://src.fedoraproject.org/rpms/tss2.git /var/lib/mock/f45-build-37487-715/root/chroot_tmpdir/scmroot/tss2
Cloning into '/var/lib/mock/f45-build-37487-715/root/chroot_tmpdir/scmroot/tss2'...
$ git fetch origin f41cb9d697382011640ae0a2612c34d9c2358b0a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tss2
 * [new ref]         f41cb9d697382011640ae0a2612c34d9c2358b0a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f41cb9d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild