$ git clone -n https://src.fedoraproject.org/rpms/golang-github-gdamore-encoding.git /var/lib/mock/f45-build-11925-436/root/chroot_tmpdir/scmroot/golang-github-gdamore-encoding
Cloning into '/var/lib/mock/f45-build-11925-436/root/chroot_tmpdir/scmroot/golang-github-gdamore-encoding'...
$ git fetch origin 024894732bdcd4637e65dbcccbbf7c3a1c2149a5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-gdamore-encoding
 * [new ref]         024894732bdcd4637e65dbcccbbf7c3a1c2149a5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0248947 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild