$ git clone -n https://src.fedoraproject.org/rpms/golang-github-resty.git /var/lib/mock/f41-build-1036300-18722/root/chroot_tmpdir/scmroot/golang-github-resty
Cloning into '/var/lib/mock/f41-build-1036300-18722/root/chroot_tmpdir/scmroot/golang-github-resty'...
$ git fetch origin 4be118bdc2134242ffebe2802cbe5686335803bf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-resty
 * [new ref]         4be118bdc2134242ffebe2802cbe5686335803bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4be118b Fix FTBFS