$ git clone -n https://src.fedoraproject.org/rpms/wcurl.git /var/lib/mock/f45-build-38311-723/root/chroot_tmpdir/scmroot/wcurl
Cloning into '/var/lib/mock/f45-build-38311-723/root/chroot_tmpdir/scmroot/wcurl'...
$ git fetch origin 1dff706772e50f4eb74ad4d80aa1ac7eb1c2e80d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/wcurl
 * [new ref]         1dff706772e50f4eb74ad4d80aa1ac7eb1c2e80d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1dff706 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild