$ git clone -n https://src.fedoraproject.org/rpms/python-backoff.git /var/lib/mock/f39-build-1701561-41208/root/chroot_tmpdir/scmroot/python-backoff
Cloning into '/var/lib/mock/f39-build-1701561-41208/root/chroot_tmpdir/scmroot/python-backoff'...
$ git fetch origin e1ca5633f01123c5da23c809f78fe1327ed1174c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-backoff
 * [new ref]         e1ca5633f01123c5da23c809f78fe1327ed1174c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1ca563 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild