$ git clone -n https://src.fedoraproject.org/rpms/ghc-turtle.git /var/lib/mock/f45-build-10898-425/root/chroot_tmpdir/scmroot/ghc-turtle
Cloning into '/var/lib/mock/f45-build-10898-425/root/chroot_tmpdir/scmroot/ghc-turtle'...
$ git fetch origin f9bd6a095bdcb8507e2422c32590f372ee4c8174:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-turtle
 * [new ref]         f9bd6a095bdcb8507e2422c32590f372ee4c8174 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f9bd6a0 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild