$ git clone -n https://src.fedoraproject.org/rpms/golang-github-chai2010-gettext.git /var/lib/mock/f45-build-11798-435/root/chroot_tmpdir/scmroot/golang-github-chai2010-gettext
Cloning into '/var/lib/mock/f45-build-11798-435/root/chroot_tmpdir/scmroot/golang-github-chai2010-gettext'...
$ git fetch origin d62f2450e97107dec09570cde16131b811bb6966:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-chai2010-gettext
 * [new ref]         d62f2450e97107dec09570cde16131b811bb6966 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d62f245 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild