$ git clone -n https://src.fedoraproject.org/rpms/swatch.git /var/lib/mock/f45-build-36705-707/root/chroot_tmpdir/scmroot/swatch
Cloning into '/var/lib/mock/f45-build-36705-707/root/chroot_tmpdir/scmroot/swatch'...
$ git fetch origin 0ef93f42c0e7b35bc32be188d09de3a0fcc646ba:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/swatch
 * [new ref]         0ef93f42c0e7b35bc32be188d09de3a0fcc646ba -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0ef93f4 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild