$ git clone -n https://src.fedoraproject.org/rpms/golang-github-hashicorp-syslog.git /var/lib/mock/f45-build-12008-437/root/chroot_tmpdir/scmroot/golang-github-hashicorp-syslog
Cloning into '/var/lib/mock/f45-build-12008-437/root/chroot_tmpdir/scmroot/golang-github-hashicorp-syslog'...
$ git fetch origin f920e803a480af8f357188750672e265f83c5c18:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-hashicorp-syslog
 * [new ref]         f920e803a480af8f357188750672e265f83c5c18 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f920e80 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild