$ git clone -n https://src.fedoraproject.org/rpms/golang-github-mreiferson-httpclient.git /var/lib/mock/f45-build-12445-442/root/chroot_tmpdir/scmroot/golang-github-mreiferson-httpclient
Cloning into '/var/lib/mock/f45-build-12445-442/root/chroot_tmpdir/scmroot/golang-github-mreiferson-httpclient'...
$ git fetch origin ec36c1ae1431d8240304a066bea1fda832cb26d0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-mreiferson-httpclient
 * [new ref]         ec36c1ae1431d8240304a066bea1fda832cb26d0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ec36c1a Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild