$ git clone -n https://src.fedoraproject.org/rpms/golang-github-chromedp.git /var/lib/mock/f45-build-20094-565/root/chroot_tmpdir/scmroot/golang-github-chromedp
Cloning into '/var/lib/mock/f45-build-20094-565/root/chroot_tmpdir/scmroot/golang-github-chromedp'...
$ git fetch origin 65e5412faa3e5d54c383819213f3d42575af7a10:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-chromedp
 * [new ref]         65e5412faa3e5d54c383819213f3d42575af7a10 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 65e5412 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild