$ git clone -n https://src.fedoraproject.org/rpms/golang-github-jawher-mow-cli.git /var/lib/mock/f45-build-12100-437/root/chroot_tmpdir/scmroot/golang-github-jawher-mow-cli
Cloning into '/var/lib/mock/f45-build-12100-437/root/chroot_tmpdir/scmroot/golang-github-jawher-mow-cli'...
$ git fetch origin ea62f9778f7a8bcc41f89993c39ea11d7efda7b7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-jawher-mow-cli
 * [new ref]         ea62f9778f7a8bcc41f89993c39ea11d7efda7b7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea62f97 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild