$ git clone -n https://src.fedoraproject.org/rpms/golang-github-bruth-assert.git /var/lib/mock/f45-build-11772-434/root/chroot_tmpdir/scmroot/golang-github-bruth-assert
Cloning into '/var/lib/mock/f45-build-11772-434/root/chroot_tmpdir/scmroot/golang-github-bruth-assert'...
$ git fetch origin da0283050c77c3e4337085ad1c72505be3935f46:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-bruth-assert
 * [new ref]         da0283050c77c3e4337085ad1c72505be3935f46 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at da02830 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild