$ git clone -n https://src.fedoraproject.org/rpms/ghc-recaptcha.git /var/lib/mock/f45-build-10670-419/root/chroot_tmpdir/scmroot/ghc-recaptcha
Cloning into '/var/lib/mock/f45-build-10670-419/root/chroot_tmpdir/scmroot/ghc-recaptcha'...
$ git fetch origin c09294ced16539975da953230d6c3c7e4e2b7bec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-recaptcha
 * [new ref]         c09294ced16539975da953230d6c3c7e4e2b7bec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c09294c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild