$ git clone -n https://src.fedoraproject.org/rpms/swappy.git /var/lib/mock/f45-build-36669-707/root/chroot_tmpdir/scmroot/swappy
Cloning into '/var/lib/mock/f45-build-36669-707/root/chroot_tmpdir/scmroot/swappy'...
$ git fetch origin f286a374b48fa131eb9b3c07e4bc0e3fad6571d7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/swappy
 * [new ref]         f286a374b48fa131eb9b3c07e4bc0e3fad6571d7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f286a37 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild